MoneyGram Money Transfers Complaint

MoneyGram Money transfers department,

Domestic (US) money transfer Other transaction issues California

I was supposed to the rent paid by Money Gram in the month of - 2015. The rent was late, and I contacted the renter, and she informed that she sent in by -. She contacted Money Gram and they informed that the check was cashed by an unknown person that stole the check that was in the mail. She contacted the local police department. The check was CLEARLY adulterated and Money Gram cashed the check. Now, Money Gram refuse to refund the funds stolen, and is charging $35.00 per page of the police report to open the investigation.